Nicholas Bastin wrote:

> You would have to sync to GPS.  You can't accurately measure network
> delay and compensate, because congestion and network delay are
> dynamic.  Even then it would be odd, because you'd have to introduce
> delay to allow for all the stations to receive the source signal
> before transmitting (basically turning your radio into a
> store-and-foward device like a network switch).

The GPS sync appears to be the easy part, now that Rick Hambly has 
  generously decided to share his secrets via GIBRALTAR.

The network latency problems might not be fatal, either. There's 
an interesting body of work on fault-tolerance in this area. One 
chunk of it is covered by Bakunin Networks (no kidding). The more 
general topic is Byzantine Agreement. The short form is, you don't 
need perfection; you just need to be mostly right, most of the 
time. The theory puts bounds on "most."

> All this assuming
> that it isn't illegal, which I'm sure it is, at least in some
> countries.

Ahh, they gotta catch us first :-)

73
Frank
AB2KT

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